P
US11083642B2ActiveUtilityPatentIndex 59

Absorbent articles with colored topsheet

Assignee: PROCTER & GAMBLEPriority: Nov 30, 2015Filed: Mar 15, 2018Granted: Aug 10, 2021
Est. expiryNov 30, 2035(~9.4 yrs left)· nominal 20-yr term from priority
Inventors:BIANCHI ERNESTO GABRIELFITES THEODORE CORYREICHARDT NICOLE ANJAWALENZYK THOMAS
A61F 13/51394A61F 2013/51002B65D 85/62A61F 13/49A61F 2013/51014
59
PatentIndex Score
0
Cited by
111
References
13
Claims

Abstract

An absorbent article has a wearer-facing side and a garment-facing side. The article also has a topsheet on the wearer-facing side; a backsheet; an absorbent core disposed between the topsheet and the backsheet; an acquisition layer disposed between the absorbent core and the topsheet; and a visual signal viewable from the wearer-facing side of the absorbent article. The visual signal includes a color imparted to the acquisition layer. The article further comprises at least one channel disposed within the absorbent core that is substantially free of absorbent material; and a wetness indicator disposed on the backsheet and viewable from the garment-facing side of the absorbent article.

Claims

exact text as granted — not AI-modified
What is claimed is: 
     
       1. An absorbent article having a wearer-facing side and a garment-facing side, the article comprising:
 a. a topsheet on the wearer-facing side, the wearer-facing side having a surface area; 
 b. a backsheet; 
 c. an absorbent core disposed between the topsheet and the backsheet, the absorbent core comprising absorbent material comprising fibers and superabsorbent polymer particles; 
 d. an acquisition layer disposed between the absorbent core and the topsheet; 
 e. a visual signal viewable from the wearer-facing side of the absorbent article, the visual signal comprising color imparted to the acquisition layer, wherein the visual signal further comprises a plurality of dot-shaped elements disposed on the topsheet and wherein the plurality of dot-shaped elements are thermal bonds and a cumulated area of the plurality of the dot-shaped elements represent 15% to 30% of the surface area of the wearer-facing side; 
 f. at least one channel disposed within the absorbent core that is substantially free of absorbent material; 
 g. a wetness indicator disposed on the backsheet and viewable from the garment-facing side of the absorbent article; 
 h. wherein at least some of the plurality of the dot-shaped elements comprise a surface area of from 1 mm 2  to 6 mm 2 ; and 
 i. wherein the plurality of dot-shaped elements comprises a first set of bonds having a first dimension and first orientation and a second set of bonds having a second dimension and a second orientation. 
 
     
     
       2. The absorbent article of  claim 1 , wherein the plurality of dot-shaped elements are colored. 
     
     
       3. The absorbent article of  claim 1 , wherein the plurality of dot-shaped elements are non-colored. 
     
     
       4. The absorbent article of  claim 1 , wherein the topsheet has an opacity index of at least 28% as measured by the Opacity Test herein. 
     
     
       5. The absorbent article of  claim 1 , wherein the absorbent core comprises a first substrate and a second substrate, and wherein the first substrate is bonded to the second substrate within the at least one channel to form a channel bond. 
     
     
       6. The absorbent article of  claim 5 , wherein the channel bond comprises point bonds. 
     
     
       7. The absorbent article of  claim 5 , wherein the channel bond comprises an adhesive bond. 
     
     
       8. The absorbent article of  claim 5 , wherein the channel bond comprises a heat bond. 
     
     
       9. The absorbent article of  claim 5 , wherein the channel bond comprises an ultrasonic bond. 
     
     
       10. The absorbent article of  claim 5 , wherein the channel bond is permanent such that the channel bond does not open when the absorbent article swells. 
     
     
       11. The absorbent article of  claim 5 , wherein the channel bond at least partially opens when the absorbent article swells. 
     
     
       12. The absorbent article of  claim 5 , wherein at least one of the first substrate and the second substrate comprises a nonwoven web. 
     
     
       13. The absorbent article of  claim 1 , wherein the acquisition layer comprises a nonwoven material.

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